Ịhọrọ bọtịnụ ngbanwe ziri ezi maka otu ngwa dị oke mkpa, yana ịghọta ihe ọkwa nchebe dị iche iche na ụdị akwadoro bụ nzọụkwụ mbụ n'ime mkpebi a maara. Edemede a ga-ewebata ọkwa nchebe nkịtị, IP40, IP65, IP67, na IP68, wee nye ụdị akwadoro kwekọrọ na ya iji nyere gị aka ịghọta nke ọma wee họrọ mgba ọkụ bọtịnụ nke dabara maka mkpa gị.
1. IP40
- Nkọwa: Na-enye nchebe bụ isi megide uzuzu, na-egbochi ihe siri ike karịa 1 millimita ịbanye, ma ọ dịghị enye nchebe mmiri. Dịkarịa ala na ọnụahịa.
- Ụdị akwadoro: ONPOW Plastic Series
2. IP65
- Nkọwa: Na-enye nchebe uzuzu ka mma karịa IP40, na-echebe kpamkpam megide ntinye nke ihe ọ bụla siri ike, ma nwee ikike mgbochi mmiri siri ike, nwee ike igbochi ntinye mmiri jetting.
- Ụdị akwadoro: Usoro GQ, Usoro LAS1-AGQ, ONPOW61 usoro
3. IP67
- Nkọwa: Ọrụ mgbochi mmiri dị elu ma e jiri ya tụnyere IP65, nwere ike iguzogide imikpu n'ime mmiri n'etiti 0.15-1 mita miri maka ogologo oge (karịa nkeji 30) na-enweghị mmetụta.
Ụdị akwadoro:Usoro GQ,Usoro LAS1-AGQ,ONPOW61 usoro
4. IP68
- Nkọwa: Oke kachasị elu nke uzuzu na ọkwa mmiri, enweghị mmiri kpamkpam, enwere ike iji ya mee ihe n'okpuru mmiri ruo ogologo oge, na omimi dị omimi dabere na ọnọdụ ahụ n'ezie.
- Ụdị akwadoro: Usoro PS
International Electrotechnical Commission (IEC) na-ahazi ụkpụrụ ndị a. Ọ bụrụ na ị chọrọ ozi ọzọ na nke push button mgba ọkụ dị mma maka gị, biko nweere onwekpọtụrụ anyị.
